Prior poisson distribution
poisson_prior.RdPrior poisson distribution
Value
Object of class PoissonPrior.
Details
Stan reference https://mc-stan.org/docs/functions-reference/poisson.html
See also
Other priors: 
bernoulli_prior(),
beta_prior(),
cauchy_prior(),
exponential_prior(),
gamma_prior(),
normal_prior(),
uniform_prior()